tow AUDI S4 2014 Service Manual

Front towing loop
Do not install the front towing loop until it is
needed.
ou
Fig . 2 13 Fr ont bumper : removing t he cover cap
ou
Fi g. 21 4 Front bumper: screwing in the towing loop
The tow ing loop fits into the th readed hole lo­
cated on the r igh t side of the fron t bumper
and covered by a small cover when not in use .
"' Remove the towing loop from the vehi cle
toolkit
c:::> page 252 .
"' Press the cover in by applying short strong
pressure to the bottom part to re lease it
from the bumper
c:::> fig. 213 .
"'Screw the towing loop tight ly into the
threaded hole as far as it will go
c:::> fig. 214
and tighten it w ith the wheel wrench .
When it is no longer needed, unscrew the
towing loop and put it back into the veh icle
toolkit. Be sure to have the towing loop stored
in the vehicle at all times.
A WARNING
If the towing loop is not screwed in as far
as it w ill go, the thread can pull o ut when
the vehicle is towed - potential risk of an
accident.
-
Emergenc y situ ation s 269
Rear towing loop
Do not install the rear towing loop until it is
needed .
Fig . 215 Rea r bu mper: cover
Fig. 216 Rea r bumpe r: Screwing in tow ing loop
"' "' N N
"' CD CD
On the right s ide of the rear bumper there is a
th readed hole for the towing loop. The
threaded hole is protected by a cover.
"' Remove the towing loop from the vehicle
too lki t
c:::> page 252.
"' Press the cover in by app lying shor t strong
pressure to the bottom part to release it
from the bumper
c:::>fig. 215.
"' Screw the towing loop tightly in to the
threaded ho le as far as it wi ll go
c:::> fig. 216
and tighten it with the wheel wrench.
Unscrew the towing loop again after use and
install the cover in the bumper. Install the
cover in the bumper. Return the towing loop
to the toolkit. Be sure to have the towing loop
stored in the vehicle at all times .
A WARNING
-
If the towing loop is not screwed in as far
as it will go, the thread can pull out when
the vehicle is towed - potent ia l ris k of an
a ccide nt.

2 70 Emergency situations
loading the vehicle onto a flat bed truck
Fig. 217 Vehicle on flat bed tr uck
Front hook up
• Align the vehicle with the centerline of the
car carr ier ramp .
• Attach the winch hook to the front towline
eye previously insta lled .
Rear hook up
• Align the vehicle with the centerline of the
car carr ier ramp.
• Attach the winch hook to the rear towline
eye previously insta lled.
@ Tips
Check carefully to make sure the hook-up
is secure before moving the car up the flat·
bed truck ramp .
Lifting vehicle
lifting with workshop hoist and with
floor jack
The vehicle may only be li~ed at the lifting
points illustrated.
Fig. 218 Front lift ing po int
:g 0 N
" O> a,
Fig. 219 Rear lifting point
• Read and heed WARNING ¢ &_ .
• Locate lifting points r::!> fig . 218 and
¢ fig. 219 .
• Adjust lifting arms of workshop hoist or
floor jack to match vehicle lifting points .
• Insert a rubber pad between the floor jack/
workshop hoist and the lifting points.
If you must lift your vehicle with a floor jack
to work underneath, be sure the vehicle is
safely supported on stands intended for this
purpose.
Front lifting point
The lifting point is located on the floor pan re­
i nforcement about at the same leve l as the
jack mounting point
¢ fig. 218. Do not lift
the vehicle at the vertical sill reinforcement.
Rear lifting point
The lifting point is located on the vert ical rein­
forcement of the lower sill for the onboard
jack ¢
fig. 219 .
lifting with vehicle jack
Refer to r:!> page 2 5 7.
A WARNING
= -
-To reduce the risk of ser ious injury and
veh icle damage.
- Always lift the vehicle only at the spe­
cial workshop hoist and floor jack lift
points illustrated
¢ fig. 218 and
¢ fig. 219.
- Failure to lift the vehicle at these
points could cause the vehicle to tilt or
fall from a lift if there is a change in ve-
hicle weight distribution and balance.
~

Consumer Information
Warranty coverages
Your Audi i s cove red b y th e following w ar­
ranties :
- New Vehicle Limited Warranty
- Limited Warranty Against Corrosion Perfo-
ration
- Emissions Control System Warranty
- Emissions Performance Warranty
- California Emissions Control Warranty (USA
vehicles only)
- California Emissions Performance Warranty
(USA vehicles only)
Detailed information regard ing yo ur warran ­
ties can be found in your
War ra nty & M ainte ­
nance booklet .
Operating your vehicle
outside the U.S.A. or
Canada
Government regu lations in the United States
and Canada require that a utomobiles meet
specific emission reg ulations and safety
standards . Therefore, ve hicles built for the
U.S.A. and Canada differ from vehicles sold in
other countries .
I f you p lan to take your vehicle outside the
continental limits of the United States or Can­
ada, there is the possibility that:
- u nleaded fue ls for vehicles with cata lytic
converter may not be available;
- f uel may have a considerably lowe r oc tane
ra ting . Improper fue l may cause engine
damage;
- service may be inadequate due to lack o f
proper service facilities, tools or testing
equipment;
- replacement parts may not be readily availa­
ble.
- Nav igat io n systems for vehicles built for the
U.S.A . and Canada will not necessari ly work
in Europe, and may not work in other coun­
tries outside of North America.
Con sumer In formation 275
@ Note
A udi cannot be responsible for mechanical
damage that could result from inadequate
fuel, serv ice or parts availab ility.
Audi Service Repair
Manuals and Literature
Audi Offic ial Factory Service Manuals and L it ­
erature are published as soon as possib le after
model int roduct ion. Service manuals and lit­
erat ure are available to o rder from the Audi
T echnical Literature O rderi ng Cente r at:
www.audi .te chliterature .com
Maintenance
' General
Your vehicle has been designed to help keep
maintenance requirements to a m inimum.
However, a certain amount of regu lar mainte­
nance is still necessary to assure your vehicle's
safety, economy and reliability . For detai led
vehicle maintenance consult your Warranty
&
Maintenance booklet.
Under difficult op erating conditions , for ex­
amp le at extreme ly low outside temperatures,
i n ve ry dusty regions, when towing a tra iler
very frequently, etc., some se rv ice work
shou ld be pe rformed between the intervals
specified. This applies particularly to :
- oil changes, and
- cleaning or replacing the air fi lter.
® For the sake of the environment
By regu larly maintaining your veh icle, you
help make sure that emission standards
are maintained, thus min imiz ing adverse
effects o n the environment .
Important considerations for you and
your vehicle
The increasing use of electronics, sophistica t­
ed fuel i njection and emission contro l sys-
tems, and the genera lly increasing techn ica l ..,_
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Index 283
-----------------------------------.......
Daytime running lights... ... .. .. .. 47, 48
Declaration of compliance Adapt ive cruise control .... .. .. .. .. . 278
Aud i side assist .......... .. .. .. ... 278
Cell phone pa ckage ....... .. .. .. .. . 278
Conve nience key ... .... ... .. .. .. ... 278
Elect ronic immobilizer .. ... .. .. .. .. . 278
Homelink universa l remote contro l .. . 278
Remote control key ....... .. .. .. .. . 278
D ecora tive parts/ trim
C lean ing ... .... ...... ... .. .. .. ... 206
Defective light bulb warning . . . . . . . . . . . 2 1
Defrosting (windows) ....... .. .. .. .. .. 78
D etermi ning correct load limi t ... .. .. . 239
Dig ita l clock ........... ...... .... ... 12
Dig ita l compass . .. ..... ... .. .. .. .... 56
D imensions .. ............. .... .. ... 273
Dimming the rearview mirror .. .. .. .. .. 51
D isp lays
C leaning ... .. .... .... ... .. .. .. ... 206
D oors
C hi ld safe ty loc ks ......... .. .. .. .. .. 4 2
emergency loc king ........ .. .. .. .. .. 38
Driver information system Enhanced sh ift indicato r .... ... ... ... 28
Open doo r or front lid warning . . . . . . . . 24
Outside temperat ure display .. .. .. .. .. 24
Sound system display . . . . . . . . . . . . . . . 24
Driver seat
refer to Seat ing pos ition 129
Driving off road ... ...... ... .. .. .. ... 199
D riving safe ly ............. .... .. ... 128
Driving through water . . . . . . . . . . . . . . . 195
D riving time . . . . . . . . . . . . . . . . . . . . . . . . 25
Dust filter
refer to Po llutant filte r (automatic AC
sys tem) .. .. ............. .... .. .. .. 76
Dynamic steering . . . . . . . . . . . . . . 113 ,191
E
E85 (Fue l) . . . . . . . . . . . . . . . . . . . . . . . . . 210
E ffi ciency program ......... .. .. .. .. .. 2 7
Fu el economy messages . . . . . . . . . . . . . 29
M emory leve ls . . . . . . . . . . . . . . . . . . . . . 25
Othe r equipment . . . . . . . . . . . . . . . . . . . 28
Shift indicator ........... .. .. .. .... 28 E
lectro -mechan ica l power ass ist ... .. .. 191
E lectromechanica l pa rk ing brake
E mergency bra king ................ . 87
Ind icator lig ht . .. .... ........... .. . 85
P arking ... .. .. .. ................. . 86
Re leas ing and closing ... .... ... .. .. . 85
Starting assist ...... .. .. ..... ... .. . 86
Starting from rest . ... .. .... ... .. .. . 86
Starting off w ith a trailer ........ .. .. . 87
Warning/ind icator lights .......... .. . 16
El ectronic differential lock
Warning/indicator lights ..... ... .. .. . 18
El ectronic d ifferential lock ( EDL) ... .. .. 186
Wa rning/ind icator lights ........ .. .. . 19
E lectronic immob ilizer . . . . . . . . . . . . 12, 38
E lectronic power con trol
(EPC) warning/indicator light . . . . . . . . . 20
El ectronic speed limi ter . . . . . . . . . . . . . . . 31
E lectronic stab ilizat ion contro l
offroad mode . . . . . . . . . . . . . . . . . . . . . 188
Sport mode . . . . . . . . . . . . . . . . . . . . . . 188
E lectronic Stabilization Cont ro l (ESC) ... 186
Warning/ind icator lights .......... .. . 18
Emergency ac tua tion
Doors . ... .. .... ... .. .. ..... ... .. . 38
Ignition key ..... .. . .. .. ..... ... .. . 35
Rea r lid . . . . . . . . . . . . . . . . . . . . . . . 41, 42
Slid ing/ti lting s unroof .............. . 45
E merge ncy br aking . .... ......... .. .. . 87
Emergency flasher ................. .. 49
w . /' d' l' h arnmg m 1cator 1g ts . . . . . . . . . . . . . 23
Emergency key .. ...... ............. . 33
Starting engine .. ............. .. .. . 82
Emergency operation Emergency bra king funct ion (parking
brake) . ... .. .... .. . .. .. ..... ... .. . 87
E mergency starti ng ............. .... 266
Emergency towing . ................. 268
Energy management .. .. ..... ... .. .. 193
Battery power . . . . . . . . . . . . . . . . . . . . . 17
Driver notification . . . . . . . . . . . . . . . . . . 17
En gine
Compartment .. ...... ........... .. 216
Coolant ... .. .. .... .. ... ..... ... .. 221
Data ... .. .. .... .. . .. .. ..... ... .. 274
Hood ... .. .. .... .. . .. .. ..... ... .. 214
Starting . . . . . . . . . . . . . . . . . . . . . . 80, 83
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28 6 Index
Impor tan t th ings to do before driving .. 1 28
Improperly worn safety belts ..... .. ... 144
Indicator lights ............ .. .. .. .. .. 13
Airbag system . . . . . . . . . . . . . . . 156, 157
Dy namic steering ...... ... .. .. .. .. . 191
PASSENGER AIR BAG OFF ........ .. . 157
also refer to Warn ing/ indicator l ights .. 13
Infant seats ... ............. .. .... . 173
I nflatable spare t ire ...... .. .. .. .. .. . 2S3
I nflating .... .... ..... ... .. .. .... . 254
Installing ch ild safety seats
Safety belts . . . . . . . . . . . . . . . . . . . . . . 177
Instal ling the upper tether strap on the
anchorage . .. ............... .. .... . 184
I nstruments
Adjusting the lighting ... .. .. .... .. . . 50
I nstruments and contro ls ... .. .. .. .. . . 10
Gene ral illustration ..... .. .. .. .. .. . .. 8
Interior lights Front .. .. .. ................ ... ... . 50
Rear .. .... .......... ...... ... .. .. 50
Intermittent (windshield wipers) . . . . . . . 53
J
Jump-starting 266
Jumper cables ................ ... ... 267
K
Key .... ... .. ................ ... .. .. 33
Battery replacement . . . . . . . . . . . . . . . . 34
Check light . . . . . . . . . . . . . . . . . . . . . . . . 34
E mergency key . . . . . . . . . . . . . . . . . 33, 82
I gnition/engine on/off . . . . . . . . . . . . . . . 80
Key replacement .... ... .. .. .. .... .. 33
Mechanical key . . . . . . . . . . . . . . . . . 33, 34
removing . . . . . . . . . . . . . . . . . . . . . . . . . 82
un locking/locking . . . . . . . . . . . 35, 36, 38
Kick-dow n . . . . . . . . . . . . . . . . . . . . . . . . . . 96
L
Lane Change Ass istant
refer to side assist ........ .. .. .. .. . 109
LATC H .. .. .. ............. .. .. .. ... 181
Descr ipt ion .... .... ...... .. .. .. .. . 182
Install ing a child restraint ...... .. ... 182 Location .
..... .. ... .. ..... ... .. .. 181
Mounting and releasing the anchorage
hook ... .. .. .. .. ... .. ..... ... .. .. 182
Launch Control Prog ram ....... .. .. .. . 97
Leather cleaning/protect io n .. .. .. .. .. 207
Leav ing home ..... ... .. ..... ... .. .. . 48
Left hand drive .. .. ..... ........... .. 49
Lifting jack . .... .. ............. .... 257
L ifting vehicle ... .. ............. .... 270
Light adaptive light .. .. ................ .. 47
Coming/Leav ing home ........ .. .. .. . 48
Daytime runn ing lights . . . . . . . . . . 47, 48
E xterior lig hting . . . . . . . . . . . . . . . . 47, 48
F og lights/rea r fog light(s) . ... .. .. .. . 47
Interior/reading . . . . . . . . . . . . . . . . . . . . 50
Low beam ..... .. ... .. ..... .... . .. . 47
Rear fog lights . .. ... .......... .. .. . 47
S ide marker lig hts ............. .... . 47
Trave l mode . . . . . . . . . . . . . . . . . . . . . . . 49
Light/rain sensor Headlights . ..... .. ... ..... ... .. .. . 47
I ntermittent (w indshield w ipers) . .... . 53
Sen sor defe ctive . . . . . . . . . . . . . . . . . . . . 22
Lights
Emergency flashe rs ..... .... ... .. .. . 49
High beam .... .. .. ... ..... ... .. .. . 48
Tu rn signals ... ... ................ . 48
Locking Rea r lid ... .... .. .. .... .... ... .. .. . 39
Locking/unlock ing
at the lock cy linder . . . . . . . . . . . . . . . . . . 38
by remote control ............. .... . 35
with the centra l locki ng switch ... .... . 36
with the conven ience key . . . . . . . . . . . . . 36
Low beams ..... .. ..... ........... .. 47
Lower anchorage locator button ... .. .. 182
Lower unive rsal anchorage bars (Canada) 181
Lower universal anchorages (Canada) 181
Luggage Stowing . ..... .. ... .. ..... .... . .. 134
Luggage compartment . . . . . . . . . . . . . . . . 68
Cargo ne t ... .. .. ............. .. .. . 71
Cover ... .. .... .. .. .... .... ... .. .. . 69
Enlarging . . . . . . . . . . . . . . . . . . . . . . . . . 69
Floor ... .. .... .. .. .... .... ... .. .. . 74
L id ....... .... .. ................. . 39

Manual shift program .... ... .. .. .. .. 96
Selector lever .... ..... ... ... ... .... 92
Tire pressure . ............. .... .. ... 23 7
Tire pressure monitoring system
Loss of air pressure .............. .. 249
Malfunct ion .................... .. 249
Resett ing tire pressures ............. 250
T ires .............................. 230
Low aspect ratio tires ............... 248
Service life . . . . . . . . . . . . . . . . . . . . . . . 240
Speed rating letter code ............ 243
Tire manufacturing date ............ 243
T ire pressure monitoring system .. .. . 249
Tire spec ifica tions ........ .. .. .. .. . 243
T read depth ............. .... .. ... 240
Uniform tire quality grading . ... .. .. . 24 5
W inte r tires . .. .. ..... ... .. .. .. ... 246
Tires and whee ls
Chec king tire pressure .............. 237
Cold t ire inflat ion p ressu re ... .. .. .. . 234
D imensions ... .... .... ... .. .. .. ... 24 2
General notes .... ..... ... .. .. .. ... 230
Glossary of tir e and loading termino lo-
gy .. .... .. ................. .. ... 231
New tires and wheels ............... 242
Replacing .. ... ....... .... ... .. .. . 242
Snow chains ...................... 247
T ires and vehicle load limits .. ....... 238
Wheel bo lts ............. .... .. ... 2 47
W inter t ires .. ........... .. .. .. ... 2 46
T ire serv ice life ............ .... .. ... 240
Tool kit ..... .. .. .. .. .... ... .. .. ... 252
Torn o r frayed safety belts 141
Towing Front eyele t ............. .... .. .. . 269
Rear eye let .... .. .. ... ... .. .. .. .. . 269
Tow truck procedures ............... 268
T PMS
Tire pressure monitoring system .. .. . 249
T railer towing ............. .... .. .. . 201
Opera ting instructions .. ... .. .. .. .. . 20 1
Tec hnical req uirements . . . . . . . . 201, 202
Tips ..... .. .. .. .. .. .... ... .. .. ... 203
T ransm iss ion . ............. .. .. .. .. .. 9 1
6-spee d m anual transmission . .. .. .. .. 9 1
T ransm ission ma lfunct ion (ind icator light) 97
Transport Canada .. ..... ... .. .. .. ... 136
Inde x 291
Travel mode . . . . . . . . . . . . . . . . . . . . . . . . 49
Tread Wea r Ind icator (TWI) ........... 240
Tr ip comp uter
Fuel consumpt ion ............. .... . 25
Mileage ........................... 25
S ingle -trip memory . .............. .. 25
T otal-trip memory ................ .. 25
Tr ip odometer . .. .. .... ............. . 12
T runk
refer to Luggage compartment . . . 68, 134
T runk escape handle .. . .. .. ..... ... .. . 42
Trunk lid
refer to Rear lid . . . . . . . . . . . . . . . . 39, 40
T urn signals . .. .. .. .. . .............. . 48
Warning/ind icator lights ..... ... .. .. . 23
u
Un fastening safety belts
U ni directional tires ... .... ..... ..... .
Uniform tire quality grading ... ... .. . .
U nlocking 143
230
245
Rea r lid . .. .. .. .. .. . ............... 39
Un locking/locking
at the lock cylinder . . . . . . . . . . . . . . . . . . 38
by remote control .. . .. .. ..... ... .. . 35
with the centra l locki ng sw itch ...... .. 36
with t he conven ience key ............ . 36
Use of jumper cables ............ .... 267
V
Valet parking .. .. .. .... ............. . 46
Vanity mirrors . . . . . . . . . . . . . . . . . . . . . . . 52
Vehicle ca re/clean ing .. ... ................ 204
Vehicle electrica l system . . . . . . . . . . . . . . 17
Vehicle identification label ............ 272
Vehicle Identificat ion Number (VIN) .. .. 272
Vehicle jac k . .. .. .... . ... ...... ... .. 257
Vehicle key . ....... ................. 33
Vehicle literature .. ................. .. 5
Vehicle shut-down . ................. 197
Vehicle tool kit .. ... ................ 252
Ventilation . . . . . . . . . . . . . . . . . . . . . . . . . 76
V inyl
Cleaning .. .. .. .. .... ............. 207
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